Recovering Indium Method

New technique developed to recycle indium from …

Researchers have developed a technique to recover indium, an important raw material with limited supply, from liquid crystal display (LCD) screens. The method could contribute to a resource-efficient, circular economy.

Innovative Method to Extract Indium from LCD …

3.2 Indium recovery The cross-leaching configuration with two steps allowed to obtain an indium extraction efficiency of about 100 %. This innovative method permitted to concentrate indium into the leach liquor overcoming the issue of low

Recovery of indium from the etching solution of indium …

Abstract. The etching waste solution from the indium-consuming fabrication processes is considered as the viable resource for indium recovery. The extraction equilibrium of indium(III) from a hydrochloride acid solution using di-(2-ethylhexyl) phosphoric acid (D2EHPA) as an extractant and dissolved in kerosene by solvent extraction was studied.

Characteristics of Indium Tin Oxide (ITO) Nanoparticles ...

Method for recovering indium by electrowinning and …

In order to recover indium, while preventing generation of chlorine gas, by a direct electrowinning method from a hydrochloric acid solution from which impurities have been removed by various chemical purification methods, an electrolysis is carried out by using an indium-containing hydrochloric acid solution as an electrolyte for a cathode …

Method for Recovering Indium - Free Patents Online

Aug 14, 2008· There is provided a method for recovering indium, the method being capable of recovering indium having a high purity at simple and inexpensive steps in a short time and with a high recovery.

Recovery of indium tin oxide (ITO) and glass plate from ...

Recovering Indium Method - forumeducation.co.in

Oct 08, 2014· Recovery of indium from the etching solution of indium … Methods for recovering indium from In-containing residues can be classified into two treatment processes: the hydrometallurgical and the pyrometallurgical.

Patent US20100329970 - Method for recovery of …

A method for the recovery of copper, indium, gallium, and selenium is provided. The method includes steps of using a mixed solution containing a hydrochloric acid and hydrogen peroxide to dissolve the copper, indium, gallium, and selenium.

New technique developed to recycle indium from waste LCD screens - RECYCLING magazine

Researchers have developed a technique to recover indium, an important raw material with limited supply, from liquid crystal display (LCD) screens. The method could contribute to a resource-efficient, circular economy.

Patent US5543031 - Method for recovering indium by …

In order to recover indium, while preventing generation of chlorine gas, by a direct electrowinning method from a hydrochloric acid solution from which impurities have been removed by various chemical purification methods, an electrolysis is carried out by using an indium-containing hydrochloric acid solution as an electrolyte for a cathode …